Non Duality in Christianity. I grew up catholic Christian and searching back again was non dual, speaking of God as the ‘like at the rear of all points’. A lot of bible verses help this. And whilst there are plenty of means to begin this route, this commonality of self-introspection https://www.google.com/books/edition/Unwind_Your_Mind_Back_to_God/wVFeDQAAQBAJ?hl=en&gbpv=1&dq=a+course+in+miracles+books&printsec=frontcover